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Maclay's Mill Twin Bridge (East & West), Spanning Conodoguinet Creek at Maclay's Mill Road (State Route 4018), Mowersville, Franklin County, PA
Summary
Significance: The bridges are outstanding examples of surviving stone arch bridges constructed by a 19th century designer craftsperson. Before the appearance of professional engineers and architects during the middle of the 19th century, local craftspeople such as Silas Harry were responsible for the design and construction of vernacular bridges such as the Maclay's Mill Twin Bridges. No fewer than 6 Franklin County stone arch bridges have been attributed to Harry...
Unprocessed Field note material exists for this structure: N435
Survey number: HAER PA-457
Building/structure dates: 1827 Initial Construction
National Register of Historic Places NRIS Number: 88000777
Tags
Date
1969 - 1980
Contributors
Historic American Engineering Record, creator
Harry, Silas
Maclay, David
Keyser, Benjamin
Reynolds, William
Heyser, William
Long, Benjamin
Crawford, T H
Bubic, Slavica, field team
Cherry, Jonathan, field team
Falser, Michael, field team
Milnarik, Elizabeth, field team
DeLony, Eric N, project manager
Pennsylvania Department of Transportation, sponsor
Pennsylvania Historical & Museum Commission, sponsor
Grzywacz, Robert W, delineator
Elliott, Joseph E, B, photographer
Rotenstein, David S, historian
Location
Mowersville, 40.11203, -77.58193
Source
Library of Congress
Copyright info
No known restrictions on images made by the U.S. Government; images copied from other sources may be restricted. http://www.loc.gov/rr/print/res/114_habs.html
